@font-smole:14px;
@font-normal:16px;
@font-big:18px;
.text-overflow{
    white-space: nowrap;
    text-overflow: ellipsis;
    overflow: hidden;
}
body{
    background-color: rgb(244,243,243);
}
.change-log{
    position: fixed;
    right: 0.4vw;
    top: 14vw;
    width: 17.3333vw;
    height: 18.6667vw;
    img{
        width: 13.3333vw;
        height: 13.3333vw;
    }
    span{
        display: block;
        width: 14.6667vw;
        height: 4.8vw;
        line-height: 4.8vw;
        color: #fff;
        font-size: 2.6667vw;
        background-color: red;
        text-align: center;
        border-radius: 2.93333vw;
    }
}